19855260

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{443}}^1$

素因数の和:544

約数の個数: 96

約数和(自身を含む): 62657280

約数和(自身を除く): 42802020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 83, 90, 108, 135, 166, 180, 249, 270, 332, 415, 443, 498, 540, 747, 830, 886, 996, 1245, 1329, 1494, 1660, 1772, 2215, 2241, 2490, 2658, 2988, 3735, 3987, 4430, 4482, 4980, 5316, 6645, 7470, 7974, 8860, 8964, 11205, 11961, 13290, 14940, 15948, 19935, 22410, 23922, 26580, 36769, 39870, 44820, 47844, 59805, 73538, 79740, 110307, 119610, 147076, 183845, 220614, 239220, 330921, 367690, 441228, 551535, 661842, 735380, 992763, 1103070, 1323684, 1654605, 1985526, 2206140, 3309210, 3971052, 4963815, 6618420, 9927630, 19855260]

約数ペア:

[(1, 19855260), (2, 9927630), (3, 6618420), (4, 4963815), (5, 3971052), (6, 3309210), (9, 2206140), (10, 1985526), (12, 1654605), (15, 1323684), (18, 1103070), (20, 992763), (27, 735380), (30, 661842), (36, 551535), (45, 441228), (54, 367690), (60, 330921), (83, 239220), (90, 220614), (108, 183845), (135, 147076), (166, 119610), (180, 110307), (249, 79740), (270, 73538), (332, 59805), (415, 47844), (443, 44820), (498, 39870), (540, 36769), (747, 26580), (830, 23922), (886, 22410), (996, 19935), (1245, 15948), (1329, 14940), (1494, 13290), (1660, 11961), (1772, 11205), (2215, 8964), (2241, 8860), (2490, 7974), (2658, 7470), (2988, 6645), (3735, 5316), (3987, 4980), (4430, 4482)]